Two Nigerian brothers were arrested and then released this week in connection with the incident on January 29. Citing law enforcement sources, CNN reported on Saturday night that they are now “cooperating fully” with the investigation, in which Smollett has become the chief suspect.

Abimbola and Olabinjo Osundairo are two recurring extras on the set of the TV show 'Empire,' in which Smollett stars, and know him personally.